TY  - RPRT
TI  - Geophysical logs of seventeen holes drilled in 1976 in the Yampa coal field, northwestern Colorado
AU  - Michael E. Brownfield
PY  - 1976
DO  - 10.3133/ofr76817
UR  - https://pubs.usgs.gov/publication/ofr76817
ID  - ofr76817
ER  -